Brian Keyser vs. Dae-Sung Koo — Career Comparison

Brian Keyser
Gen XCaliforniaThrows RightBats RightNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher
Dae-Sung Koo
Gen XSouth KoreaThrows LeftBats LeftAsiaNew York MetsNational LeagueRelief Pitcher

On the career pitching numbers, Dae-Sung Koo posted a stronger line than Brian Keyser. Dae-Sung Koo posted stronger numbers in ERA (3.91 vs 4.97) and WHIP (1.565 vs 1.684). By the career numbers, Dae-Sung Koo had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.

Pitching Stats for Brian Keyser and Dae-Sung Koo

Brian Keyser
Careerverified
Per 9 Inningsverified
2
2
Dae-Sung Koo
Career
Per 9 Innings
1
1
Brian Keyser
Careerverified
Per 9 Innings
51
3.02
Dae-Sung Koo
Career
Per 9 Inningsverified
33
12.91
Brian Keyser
Careerverified
Per 9 Inningsverified
10
0.59
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Careerverified
Per 9 Inningsverified
6
0.36
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
8
0.47
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Brian Keyser
Careerverified
Per 9 Inningsverified
42.86
42.86
Dae-Sung Koo
Career
Per 9 Innings
Brian Keyser
Careerverified
Per 9 Inningsverified
19.61
19.61
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Careerverified
Per 9 Inningsverified
1
0.06
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
84
4.97
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
10
3.91
Brian Keyser
Career
Per 9 Innings
4.97
4.97
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
3.91
3.91
Brian Keyser
Career
Per 9 Innings
5.37
5.37
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
4.53
4.53
Brian Keyser
Career
Per 9 Innings
4.36
4.36
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
4.09
4.09
Brian Keyser
Career
Per 9 Innings
0.314
0.314
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.25
0.25
Brian Keyser
Careerverified
Per 9 Innings
456
27
Dae-Sung Koo
Career
Per 9 Innings
69
27
Brian Keyser
Careerverified
Per 9 Innings
152
9
Dae-Sung Koo
Career
Per 9 Innings
23
9
Brian Keyser
Career
Per 9 Innings
192
11.37
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
22
8.61
Brian Keyser
Career
Per 9 Innings
11.37
11.37
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
8.61
8.61
Brian Keyser
Career
Per 9 Inningsverified
13
0.77
Dae-Sung Koo
Careerverified
Per 9 Innings
2
0.78
Brian Keyser
Careerverified
Per 9 Inningsverified
0.77
0.77
Dae-Sung Koo
Career
Per 9 Innings
0.78
0.78
Brian Keyser
Career
Per 9 Innings
0.25
0.25
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.06
0.06
Brian Keyser
Career
Per 9 Inningsverified
55
3.26
Dae-Sung Koo
Careerverified
Per 9 Innings
13
5.09
Brian Keyser
Career
Per 9 Innings
9
0.53
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
1
0.39
Brian Keyser
Careerverified
Per 9 Inningsverified
3.26
3.26
Dae-Sung Koo
Career
Per 9 Innings
5.09
5.09
Brian Keyser
Careerverified
Per 9 Innings
67
3.97
Dae-Sung Koo
Career
Per 9 Inningsverified
23
9
Brian Keyser
Career
Per 9 Innings
3.97
3.97
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
9
9
Brian Keyser
Careerverified
Per 9 Inningsverified
1.31
1.31
Dae-Sung Koo
Career
Per 9 Innings
0.7
0.7
Brian Keyser
Career
Per 9 Innings
0.803
0.803
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
1.565
1.565
Brian Keyser
Career
Per 9 Innings
3
0.18
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Brian Keyser
Career
Per 9 Inningsverified
2
0.12
Dae-Sung Koo
Career
Per 9 Innings
2
0.78
Brian Keyser
Career
Per 9 Innings
1
0.06
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Brian Keyser
Careerverified
Per 9 Innings
679
40.2
Dae-Sung Koo
Career
Per 9 Inningsverified
106
41.48
Brian Keyser
Careerverified
Per 9 Innings
10
0.59
Dae-Sung Koo
Career
Per 9 Inningsverified
4
1.57
Brian Keyser
Career
Per 9 Innings
88
5.21
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
12
4.7
Brian Keyser
Career
Per 9 Innings
5.21
5.21
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
4.7
4.7
Brian Keyser
Career
Per 9 Innings
6
0.36
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Brian Keyser
Career
Per 9 Inningsverified
5
0.3
Dae-Sung Koo
Careerverified
Per 9 Innings
3
1.17
Brian Keyser
Careerverified
Per 9 Inningsverified
20
1.18
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
1.625
1.625
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
1.522
1.522
Brian Keyser
Careerverified
Per 9 Inningsverified
611
36.18
Dae-Sung Koo
Career
Per 9 Innings
88
34.43
Brian Keyser
Career
Per 9 Innings
1.73
1.73
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.36
0.36
Brian Keyser
Career
Per 9 Innings
0.337
0.337
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.318
0.318
Brian Keyser
Career
Per 9 Innings
40.2
40.2
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
41.48
41.48

Fielding Stats for Brian Keyser and Dae-Sung Koo

Brian Keyser
Careerverified
Per 9 Inningsverified
2
2
Dae-Sung Koo
Career
Per 9 Innings
1
1
Brian Keyser
Careerverified
Per 9 Innings
51
3.02
Dae-Sung Koo
Career
Per 9 Inningsverified
33
12.91
Brian Keyser
Careerverified
Per 9 Inningsverified
10
0.59
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Careerverified
Per 9 Innings
456
27
Dae-Sung Koo
Career
Per 9 Innings
69
27
Brian Keyser
Careerverified
Per 9 Innings
152
9
Dae-Sung Koo
Career
Per 9 Innings
23
9
Brian Keyser
Careerverified
Per 9 Inningsverified
15
0.89
Dae-Sung Koo
Career
Per 9 Innings
1
0.39
Brian Keyser
Careerverified
Per 9 Innings
33
1.95
Dae-Sung Koo
Career
Per 9 Inningsverified
6
2.35
Brian Keyser
Career
Per 9 Innings
2
0.12
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Brian Keyser
Careerverified
Per 9 Inningsverified
50
2.96
Dae-Sung Koo
Career
Per 9 Innings
7
2.74
Brian Keyser
Careerverified
Per 9 Inningsverified
48
2.84
Dae-Sung Koo
Career
Per 9 Innings
7
2.74
Brian Keyser
Career
Per 9 Innings
96
96
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
100
100
Brian Keyser
Careerverified
Per 9 Inningsverified
0.941
0.941
Dae-Sung Koo
Career
Per 9 Innings
0.212
0.212
Brian Keyser
Careerverified
Per 9 Inningsverified
19.61
19.61
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Careerverified
Per 9 Inningsverified
4
0.24
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Brian Keyser
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0

Hitting Stats for Brian Keyser and Dae-Sung Koo

Brian Keyser
Careerverified
Per 600 PA
2
Dae-Sung Koo
Career
Per 600 PAverified
1
1
Brian Keyser
Careerverified
Per 600 PA
51
Dae-Sung Koo
Career
Per 600 PAverified
33
9900
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
600
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
600
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
1.5
1.5
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.71
212.28
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
600
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
1.5
1.5
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.475
0.475
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
2
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
300
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.67
199.5
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Careerverified
Per 600 PAverified
0
Dae-Sung Koo
Career
Per 600 PA
1
300
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
2
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Brian Keyser
Career
Per 600 PA
Dae-Sung Koo
Career
Per 600 PA